Featuring a fast max aperture and rapid autofocus, this diverse lens is great for all styles and fields. Compatible with Filter Size - 58mm, Lens Hood ES71/2, Lens Case LP1014 (B type lens) Canon EF 50mm f/1.4 USM lens With its fast maximum aperture and rapid focusing system, the compact, high-performance EF 50mm f/1.4 USM standard lens can be relied on for superb performance in any field of photography. What are the key features of the Canon EF 50mm f/1.4 USM lens? Fast f/1.4 aperture Standard 46 angle of view USM focus motor with full-time manual focus override 45cm closest focusing distance Aspherical lens element 58mm filter size The ultimate mixture of versatility and image quality. Versatile, compact standard-lens design Gaussian optics, combined with two high-refraction lens elements allow photographers working in all fields to capture crisp, clean images, even wide open at f/1.4. The lens is ideal for photographing landscapes and travel scenes